The Fisher Scientific ovens are solid designed temperature chambers that provide uniform heating throughout, offering better temperature control and faster drying. The Thermo Scientific brand offers some of the best XRF analyzers on the market. These analyzers are designed for positive material identification or PMI. Thermo Scientific also provides ESD and latch-up test systems. Another brand of Thermo Fisher Scientific is Thermo Keytek, which provides EMC test equipment like lightning test systems, ESD guns, surge generators and other equipment for IEC 61000, DO-160 and other test standards. Thermo Neslab brand is a leading manufacturer of recirculating chillers and water baths for heating or refrigerating items in a testing environment.